package com.shanshan.wheel.rpc;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

/**
 * @Description
 * @ClassName ApplicationContextUtil
 * @Author 山山大魔王
 * @Date 2022/9/3 23:07
 * @Version 1.0
 */
@Component
public class ApplicationContextUtil implements ApplicationContextAware {

    private static ApplicationContext applicationContext;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        if(ApplicationContextUtil.applicationContext == null){
            ApplicationContextUtil.applicationContext = applicationContext;
        }
    }

    public static ApplicationContext getApplicationContext(){
        return applicationContext;
    }

    public static <T> T getBean(Class<T> clazz){
        return getApplicationContext().getBean(clazz);

    }
}
